# mDNSShark vs LockMemo

The clearest difference is in-app purchases: mDNSShark at none against LockMemo's 1. LockMemo's advantage is iOS requirement (16.0 vs 18.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LockMemo sells 1 one-off in-app purchase. mDNSShark asks for nothing beyond the download.

mDNSShark ships an update every 11 days, LockMemo every 2 weeks. The most recent releases landed on October 18, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | mDNSShark | LockMemo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mdnsshark/id6741874026/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 3 MB | 56 MB |
| Requires iOS | 18.2 | **16.0** |
| Devices | iPhone | **iPhone, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [ShapeHaven Innovations LLC](https://appshunter.io/developer/1747127977) | [NIXLIGHT TECHNOLOGY LIMITED](https://appshunter.io/developer/6780908470) |

## What reviewers say

### mDNSShark

[App page](https://appshunter.io/ios/app/mdnsshark/id6741874026)

Explore your local Wi-Fi network with ease. This app discovers printers, media servers, and IoT devices by tapping into network protocols. It offers a simple, private way to understand what's connected and how services communicate, with no external servers or data collection.

**Highlights:** Local network scanning, mDNS, DNS-SD, SSDP protocol support, Device and service discovery, Private and no data collection, Open-source development, User-friendly interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### LockMemo

[App page](https://appshunter.io/ios/app/lockmemo-passwords-and-2fa/id6782010791)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LockMemo Premium (Lifetime) | $9.99 | one-time |


## Frequently asked questions

### Is mDNSShark free?

mDNSShark is free to download, with no in-app purchases.

### Is LockMemo free?

LockMemo is free to download, with in-app purchases available.

### Do mDNSShark or LockMemo have ads?

Neither mDNSShark nor LockMemo shows ads.

### Which is updated more often, mDNSShark or LockMemo?

mDNSShark ships an update every 11 days, and LockMemo every 2 weeks. Most recently, mDNSShark was updated on October 18, 2026 and LockMemo on October 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*